Cassius Clay

When a young boxer named Cassius Clay walked into the ring on Miami Beach; few gave him much of a chance against the heavyweight champion of the world. By the time he left the ring, Cassius Clay was well on his way to becoming arguably the greatest boxer in history.

Angelo Dundee, the brilliant motivator who worked the corner for Muhammad Ali in his greatest fights and willed Sugar Ray Leonard to victory in his biggest bout, died Wednesday in Tampa, Fla. He was 90.